
.banner {
    width: 100%;
    height: 508px;
}

.teacher {
    margin-top: -22px;
    background: #e6fafc;
}

.am-slides{
    padding: 30px;
}

.foot {
    display: flex;
    position: fixed;
    bottom: 0;
    width: 100%;
    height: 140px;
    background: #158790;
    opacity:0.95;
}

.foot img{
    flex: 1;
}


